Display device



FIG. 1 is a perspective view of a display device;

FIG. 2 is a front view of the display device;

FIG. 3 is a rear view of the display device;

FIG. 4 is a left-side view of the display device;

FIG. 5 is a right-side view of the display device;

FIG. 6 is a top view of the display device; and,

FIG. 7 is a bottom view of the display device. 

CLAIM The ornamental design for a display device, as shown and described. 